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TITLE:
Linux Kernel s390 ptrace Local Denial of Service

SECUNIA ADVISORY ID:
SA31826

VERIFY ADVISORY:
http://secunia.com/advisories/31826/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

OPERATING SYSTEM:
Linux Kernel 2.6.x
http://secunia.com/advisories/product/2719/

DESCRIPTION:
A vulnerability has been reported in the Linux Kernel, which can be
exploited by malicious, local users to cause a DoS (Denial of
Service).

The vulnerability is caused due to an error when running a 31-bit
ptrace, which can be exploited to cause a kernel panic.

The vulnerability is reported in versions prior to 2.6.27-rc6 for the
s390 architecture.

SOLUTION:
Fixed in 2.6.27-rc6.

PROVIDED AND/OR DISCOVERED BY:
Red Hat credits Jan Kratochvil.

ORIGINAL ADVISORY:
http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.27-rc6
https://bugzilla.redhat.com/show_bug.cgi?id=438147

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